The Kenwood DDX516 is a mid-range audio/visual head unit. It has a 6.1 inch color touch-screen that displays DVDs, as well as acts as an interface for playing MP3, WMA, and MPEG files. It outputs 50 watts of power on 4 channels, and has pre-amps for front, rear and subwoofers. Dolby Digital is used to increase sound quality whenever possible. Full control of an iPod can be accessed through the front panel. While there is no front AUX port, a rear USB port allows for additional input. Additional accessories can be used to add Navigation capabilities, hands-free Bluetooth interface, and HD and Satellite radio.